Function image_cache_dir

crates/openshell-driver-vm/src/driver.rs:4277–4279

(root: &Path, image_identity: &str)

}

fn image_cache_dir(root: &Path, image_identity: &str) -> PathBuf {
    image_cache_root_dir(root).join(sanitize_image_identity(image_identity))
}

fn image_cache_rootfs_image(root: &Path, image_identity: &str) -> PathBuf {
    image_cache_dir(root, image_identity).join(IMAGE_CACHE_ROOTFS_IMAGE)